henry@utzoo.uucp (Henry Spencer) (04/08/90)
In article <8764@pt.cs.cmu.edu> wross@ius3.ius.cs.cmu.edu (William Ross) writes: > What's the quickest/easiest way to check if > a file descriptor points to a valid, open > file? Remember whether you got it from a function which is guaranteed to return same. There isn't any terribly good general way of checking this. (If we are talking about Unix file descriptors rather than ANSI C "FILE *"s, you might try fstat(), but that's not very portable.) -- Apollo @ 8yrs: one small step.| Henry Spencer at U of Toronto Zoology Space station @ 8yrs: .| uunet!attcan!utzoo!henry henry@zoo.toronto.edu